Merge pull request #1 from goeh/master

Added README
- Changed name on method that creates a new question and added option
"Question Type" to that method. 
- Rearranging in admin view. 
- Adding text to README
Removed question ID column from Admin question list 
Rearanged some other information in the views.
Added new Controller and View (skeleton) for Statistics. 
Added new constraints in all domain classes.
Statistics controller + Statistics view
Mostly layout changes.
Added ToppKnappar
Adding semantic markup to the stats page.
Started statsmethod on Stats view
Stats method
Changes in stat controller